/*以下是下拉菜单的样式定义*/
#nav1,#nav2,#nav3,#nav4{
	position:absolute;
	text-align:left;
	font-weight:normal;
	padding:0;
	margin:0;
	background:#FF0000;
	visibility: hidden;
	FILTER: alpha(opacity=70);
	-moz-opacity:0.7; /* Moz + FF */
	opacity: 0.7;
	opacity: .7;  /*Opera9.0+、Firefox1.5+、Safari、Chrome*/
	-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=70)"; /*IE8*/
	left:165px;
	*left:165px!important;
	*left:166px;
}
/*nav的高度是25的倍数，li的高度是25px*/
#nav1{
	top:153px;
	width:200px;
	*width:168px!important;
	*width:168px;
	height:52px;
	height:auto;
	z-index:10;
}
#nav2{
	top:178px;
	width:150px;
	*width:150px!important;
	*width:150px;
	height:104px;
	height:auto;
	z-index:11;
}
#nav3{
	top:203px;
	width:275px;
	*width:235px!important;
	*width:235px;
	height:208px;
	height:auto;
	z-index:11;
}
#nav4{
	top:228px;
	width:150px;
	*width:130px!important;
	*width:130px;
	height:104px;
	height:auto;
	z-index:11;
}
#nav1 ul,#nav2 ul,#nav3 ul,#nav4 ul {
margin:0;
padding:0;
list-style:none;
font-size:14px;
background:#FF0000;
width:100%;
}
#nav1 ul li a,#nav2 ul li a,#nav3 ul li a,#nav4 ul li a {
display:-moz-inline-box;
display:inline-block;
padding:2px 10px;
color:#fff;
background:#FF0000;
text-decoration:none;
width:100%;
border-bottom:#999999 solid 1px;
}
#nav1 ul li a:hover,#nav2 ul li a:hover,#nav3 ul li a:hover,#nav4 ul li a:hover {
color:#f5f5f5;
background:#8D1445;
border-bottom:#FFFFFF solid 1px;
background:url(../images/mbi_004.gif) right 5px no-repeat #8D1445;
}
#nav1 ul li a:visited,#nav2 ul li a:visited,#nav3 ul li a:visited,#nav4 ul li a:visited {
color:#f5f5f5;
border-bottom:#FFFFFF solid 1px;
background:url(../images/mbi_005.gif) right 5px no-repeat #FF9966;
}
/*以上是下拉菜单的样式定义*/